Features: Bluetooth V5.0 Technology: The latest Bluetooth 5.0 + EDR technology provides lower power consumption and wider compatibility. Enjoy music and hands-free calling. The call is clear and the working time is long: built-in speaker, even in a noisy environment, you can enjoy loud and clear phone, clear voices. While driving, you can enjoy up to 10 hours of smartphone music or hands-free calling on a single charge. Portable Installation: Easily clamped on the sun visor, hands-free answering calls to ensure driving safety. Oversized Buttons: Smart one for two: The appearance adopts oversized buttons, which is easier to touch and use. It adopts the latest Bluetooth 5.0 chip and can be connected to two mobile phones at the same time. DSP Intelligent Noise Reduction: DSP intelligent noise reduction technology is used to effectively identify non-human voices and automatically reverse the noise to make the call clearer. One-click answering, call broadcast: incoming Bluetooth will automatically report the number, one-click answering, driving more convenient and safe. Product Specification Type: Bluetooth car hands free Applicable Mobile Phone Models: All Installation Type: Sun visor Output Method : Speaker Bluetooth Version: Bluetooth 5.0 Colour: Black Input Voltage: 5 (V) Working Temperature: 35 () Charging Time: 2-3 hours Standby Time: 500 hours Talk Time: 10 hours Built-in Battery Capacity: 600mAh Wireless Range: 0-10 meters Working Frequency: ISM 24GHz 2.4BGHz Package Included 1x Visor Bluetooth Hands-Free 1x Car Charger 1x USB Charging Cable 1x Manual